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441213021234 = 232221471106779
BaseRepresentation
bin1100110101110100101…
…10000110110000110010
31120011211220010202210200
412122322112012300302
524212101013134414
6534405050140030
743606445541606
oct6327226066062
91504756122720
10441213021234
11160132280227
1271615421616
13327b5ac3b3b
14174d78cd506
15b724b3e109
hex66ba586c32

441213021234 has 24 divisors (see below), whose sum is σ = 956005574160. Its totient is φ = 147064233528.

The previous prime is 441213021233. The next prime is 441213021281. The reversal of 441213021234 is 432120312144.

441213021234 is a `hidden beast` number, since 4 + 4 + 121 + 302 + 1 + 234 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 441213021198 and 441213021207.

It is not an unprimeable number, because it can be changed into a prime (441213021233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154744 + ... + 952035.

It is an arithmetic number, because the mean of its divisors is an integer number (39833565590).

Almost surely, 2441213021234 is an apocalyptic number.

441213021234 is an abundant number, since it is smaller than the sum of its proper divisors (514792552926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441213021234 is a wasteful number, since it uses less digits than its factorization.

441213021234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128934 (or 1128931 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 441213021234 its reverse (432120312144), we get a palindrome (873333333378).

The spelling of 441213021234 in words is "four hundred forty-one billion, two hundred thirteen million, twenty-one thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 22147 44294 66441 132882 199323 398646 1106779 2213558 3320337 6640674 9961011 19922022 24511834513 49023669026 73535503539 147071007078 220606510617 441213021234